16517440

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:815

約数の個数: 56

約数和(自身を含む): 39940992

約数和(自身を除く): 23423552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 727, 1136, 1420, 1454, 2272, 2840, 2908, 3635, 4544, 5680, 5816, 7270, 11360, 11632, 14540, 22720, 23264, 29080, 46528, 51617, 58160, 103234, 116320, 206468, 232640, 258085, 412936, 516170, 825872, 1032340, 1651744, 2064680, 3303488, 4129360, 8258720, 16517440]

約数ペア:

[(1, 16517440), (2, 8258720), (4, 4129360), (5, 3303488), (8, 2064680), (10, 1651744), (16, 1032340), (20, 825872), (32, 516170), (40, 412936), (64, 258085), (71, 232640), (80, 206468), (142, 116320), (160, 103234), (284, 58160), (320, 51617), (355, 46528), (568, 29080), (710, 23264), (727, 22720), (1136, 14540), (1420, 11632), (1454, 11360), (2272, 7270), (2840, 5816), (2908, 5680), (3635, 4544)]